Patent of Canon plastic mount
Canon has recently filed a new patent of mount for DSLRs.
Patent Publication (Google Translated)
- No. 2014-240858
- Published 2014.12.25
- Filing date 2013.6.11
Patent of Canon
- Mount bayonet mechanism
- Inner peripheral portion of the mounting body has a concave rail surfaces of metal
- The outer periphery of the mount has a rail surface of the convex shape in the resin
- That resin rail than the metal rail, I have a narrow width and high height
Source: EG
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